Hot air apparatus



FIG. 1 is a front perspective view of a hot air apparatus of the present invention;

FIG. 2 is a top view of the hot air apparatus of FIG. 1;

FIG. 3 is a side view of the hot air apparatus of FIG. 1; and,

FIG. 4 is a front view of the hot air apparatus of FIG. 1.

The broken lines in FIG. 4 illustrate a portion of the design that forms no part of the claim. 

The ornamental design for a hot air apparatus, as shown and described. 